FCC ID ZDLST8

Alco Tag

by Buddi Limited

Grantee Code: ZDL   Product Code: ST8
Latest application date: 2025-11-28

FCC ID Device Details

FCC IDZDLST8
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeZDL
Product CodeST8
Applicant BusinessBuddi Limited 🇬🇧
Related Domains buddi.co.uk
Equipment ClassAlco Tag
Test FirmSHENZHEN STS TEST SERVICES CO.,LTD.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
2412-2462 MHzClass II permissive change or modification of presently authorized equipment2025-11-28
914.5-921 MHzClass II permissive change or modification of presently authorized equipment2025-11-28
1860-1900 MHzClass II permissive change or modification of presently authorized equipment2025-11-28
914.5-921 MHzOriginal Equipment2023-09-20
701.5-713.5 MHzOriginal Equipment2023-09-20
2412-2462 MHzOriginal Equipment2023-09-20

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2026-05-27PDF 1 MB
User manualUsers Manual2026-05-27PDF 1 MB
User ManualUsers Manual2024-03-18PDF 3.3 MB
User manualUsers Manual2024-03-18PDF 3.3 MB
Internal photosInternal Photos2026-05-27PDF 3.5 MB
Internal PhotosInternal Photos2024-03-18PDF 3.6 MB
Internal photoInternal Photos2024-03-18PDF 3.6 MB
External photosExternal Photos2026-05-27PDF 1.2 MB
External PhotosExternal Photos2024-03-18PDF 754.9 KB
External photosExternal Photos2024-03-18PDF 754.9 KB
LabelID Label/Location Info2025-11-28PDF 210.5 KB
LabelID Label/Location Info2023-09-20PDF 149 KB
labelID Label/Location Info2023-09-20PDF 149 KB
SAR Test setup photoTest Setup Photos2026-05-27PDF 201.8 KB
DTS_DXX setup photoTest Setup Photos2025-11-28PDF 354.5 KB
PCT setup photoTest Setup Photos2025-11-28PDF 353.7 KB
T Setup photoTest Setup Photos2023-09-20PDF 271.7 KB
T Setup photoTest Setup Photos2023-09-20PDF 271.3 KB
Test Setup Photos SARTest Setup Photos2023-09-20PDF 154.8 KB
Test Setup photos SARTest Setup Photos2023-09-20PDF 154.8 KB
FCC Part 22 24 27Test Report2025-11-28PDF 2.1 MB
Part 15.247 WLANTest Report2025-11-28PDF 4.1 MB
RF_Part 15.249Test Report2025-11-28PDF 5.7 MB
ANT REPORTTest Report2023-09-20PDF 1.6 MB
Antenna SpecificationTest Report2023-09-20PDF 2.2 MB
RF AppendixGSMTest Report2023-09-20PDF 3.8 MB
RF AppendixLTE 1-60Test Report2023-09-20PDF 3.6 MB
RF AppendixLTE 61-134Test Report2023-09-20PDF 5.1 MB
RF AppendixWCDMATest Report2023-09-20PDF 5.6 MB
RF_GSM_WCDMA_LTETest Report2023-09-20PDF 3.1 MB
Test ReportTest Report2023-09-20PDF 3.5 MB
Test ReportTest Report2023-09-20PDF 1.9 MB
Test ReportSARRF Exposure Info2023-09-20PDF 3 MB
2.911 (d)(5)(i)CertificationEquipmentTypev1.2Attestation Statements2025-11-28PDF 177.5 KB
2.911 (d)(5)(ii)CertificationApplicantv1.3Attestation Statements2025-11-28PDF 139 KB
2.911 (d)(7)USAgentforServiceofProcessv1.3Attestation Statements2025-11-28PDF 1.1 MB
2.911 (d)(5)(i)(ii)CertificiationApplicantv1.2(1)Attestation Statements2023-09-20PDF 75.5 KB
2.911 (d)(5)(ii)(i)CertificiationApplicantv1Attestation Statements2023-09-20PDF 75.5 KB
2.911 (d)(7)USAgentforServiceofProcessv1.2Attestation Statements2023-09-20PDF 443 KB
2.911 (d)(7)USAgentforServiceofProcessv1.3Attestation Statements2023-09-20PDF 443 KB
2.911_(d)(5)(ii)(i) Certificiation Applicant v1.3Attestation Statements2023-09-20PDF 75.5 KB
Agent Authorization Rev 1.0Cover Letter(s)2025-11-28PDF 120.8 KB
Differences DeclarationCover Letter(s)2025-11-28PDF 164.3 KB
Differences DescriptionCover Letter(s)2025-11-28PDF 164.3 KB
FCC Class II PC request letter Rev1.1Cover Letter(s)2025-11-28PDF 234.7 KB
FCC Short & Long Term Confidentiality Request Rev4.1Cover Letter(s)2025-11-28PDF 129.7 KB
Agent Authorization Rev 1.0Cover Letter(s)2023-09-20PDF 47.8 KB
AgentAuthorizationRev1.0Cover Letter(s)2023-09-20PDF 47.8 KB
AuthorizationLetterCover Letter(s)2023-09-20PDF 88.9 KB
Difference DescriptionCover Letter(s)2023-09-20PDF 57.4 KB
DifferencesDeclarationCover Letter(s)2023-09-20PDF 57.4 KB
FCC Long Term Only Confidentiality Request Rev4.1Cover Letter(s)2023-09-20PDF 90.8 KB
FCC Short_Long Term Confidentiality Request Rev4.1Cover Letter(s)2023-09-20PDF 90.8 KB
Long_Term_ConfidentialityCover Letter(s)2023-09-20PDF 90.8 KB
SARRF Exposure Info2025-11-28PDF 1.3 MB
SAR Calibration ReportRF Exposure Info2025-11-28PDF 1.9 MB
SAR Dipole Performance Measurement Report-2025RF Exposure Info2025-11-28PDF 366.2 KB
SARCalibrationReportRF Exposure Info2023-09-20PDF 4.9 MB
Block Metadata onlyBlock DiagramPDF 180.6 KB
BlockDiagram Metadata onlyBlock DiagramPDF 180.6 KB
SCH Metadata onlySchematicsPDF 376.6 KB
SCH Metadata onlySchematicsPDF 314.2 KB
OP Metadata onlyOperational DescriptionPDF 1.1 MB
OP Metadata onlyOperational DescriptionPDF 753.5 KB
BOM Metadata onlyParts List/Tune Up InfoPDF 401.4 KB
Tune-up Procedure Metadata onlyParts List/Tune Up InfoPDF 89.6 KB

Application Information

Application IDc0+PGNQES4dtt55BPajygQ==
Final Action Date2025-11-28
Application PurposeClass II permissive change or modification of presently authorized equipment
Applicant FRN0027761238
ModelST8
Frequency Range2412-2462 MHz
Equipment ClassDTS - Digital Transmission System
Device DescriptionAlco Tag
Responsible PartyBrad Buike, brad.buike@buddi.co.uk , 00447484346284
Technical ContactBuddi Limited, brad.buike@buddi.co.uk
Test FirmBovey Yang, SHENZHEN STS TEST SERVICES CO.,LTD., Bovey@stsapp.com , 86-755-36886288
TCB Emailcertification@micomlabs.com
TCB ScopeA4: UNII devices & low power transmitters using spread spectrum techniques
Short-Term ConfidentialityYes
Long-Term ConfidentialityYes
Modular EquipmentDoes not apply
Composite DeviceYes
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
c0+PGNQES4dtt55BPajygQ==2025-11-28Class II permissive change or modification of presently authorized equipment
2iJZDBvdCHt2TsX1iZIbAQ==2025-11-28Class II permissive change or modification of presently authorized equipment
/v0yMlE5gGWb05Y/RM1oRA==2025-11-28Class II permissive change or modification of presently authorized equipment
cl5KL8Lh0kGuJbIeTQvE9Q==2023-09-20Original Equipment
LJl+kPjhRzc1YYdLJEhMMg==2023-09-20Original Equipment
/nLBC4IAq+hurvuOIi7k4A==2023-09-20Original Equipment

Equipment Authorization

FrequencyOutputToleranceEmissionRulesGrant Notes
701.5-713.5 MHz0.13580.051ppm4M52W7D27
704-711 MHz0.19590.051ppm8M98G7D27
824.2 MHz1.43880.041ppm246KG7W22H
826.4-846.6 MHz0.16560.044ppm4M16F9W22H
826.5-846.5 MHz0.14060.046ppm4M53W7D22H
829-844 MHz0.18580.046ppm9M01G7D22H
914.5-921 MHz15CCC
1850.2-1909.8 MHz1.98610.017ppm249KGXW24E
1850.2-1909.8 MHz0.8710.019ppm252KG7W24E
1852.4-1907.6 MHz0.36310.019ppm4M14F9W24E
1852.5-1907.5 MHz0.30760.019ppm4M52W7D24E
1860-1900 MHz0.45710.019ppm17M9G7D24E
2412-2462 MHz0.147200015CCC

Grants

TCB Grant - Application LJl+kPjhRzc1YYdLJEhMMg==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 09/20/2023

Application Dated: 09/20/2023
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: PCS Licensed Transmitter worn on body
Notes: Alco Tag
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
22H 824.2  -  848.8 1.4997 0.043  PM 248KGXW
22H 824.2  -  824.2 1.4388 0.041  PM 246KG7W
24E 1850.2  -  1909.8 1.9861 0.017  PM 249KGXW
24E 1850.2  -  1909.8 0.871 0.019  PM 252KG7W
24E 1852.4  -  1907.6 0.3631 0.019  PM 4M14F9W
22H 826.4  -  846.6 0.1656 0.044  PM 4M16F9W
24E 1852.5  -  1907.5 0.3076 0.019  PM 4M52W7D
24E 1860.0  -  1900.0 0.4571 0.019  PM 17M9G7D
22H 829.0  -  844.0 0.1858 0.046  PM 9M01G7D
22H 826.5  -  846.5 0.1406 0.046  PM 4M53W7D
27 701.5  -  713.5 0.1358 0.051  PM 4M52W7D
27 704.0  -  711.0 0.1959 0.051  PM 8M98G7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. FCC RF Exposure Information and Statement that the SAR limit of USA (FCC) for limbs is 4.0W/kg. Device types have also been tested against this SAR limit. The evaluation distance for extremity is 0 mm. The highest reported SAR for extremity use conditions is 1.65 W/kg. This device also contains functions that are not operational in U.S. Territories. This filing is only applicable for US operations.

EAS Grant - Application LJl+kPjhRzc1YYdLJEhMMg==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION
COPY
Certification

Buddi Limited
Talbot House 17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
  Date of Grant: 09/20/2023

Application Dated: 09/20/2023
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: PCS Licensed Transmitter worn on body
Notes: Alco Tag
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
22H 824.2  -  848.8 1.4997 0.043  PM 248KGXW
22H 824.2  -  824.2 1.4388 0.041  PM 246KG7W
24E 1850.2  -  1909.8 1.9861 0.017  PM 249KGXW
24E 1850.2  -  1909.8 0.871 0.019  PM 252KG7W
24E 1852.4  -  1907.6 0.3631 0.019  PM 4M14F9W
22H 826.4  -  846.6 0.1656 0.044  PM 4M16F9W
24E 1852.5  -  1907.5 0.3076 0.019  PM 4M52W7D
24E 1860.0  -  1900.0 0.4571 0.019  PM 17M9G7D
22H 829.0  -  844.0 0.1858 0.046  PM 9M01G7D
22H 826.5  -  846.5 0.1406 0.046  PM 4M53W7D
27 701.5  -  713.5 0.1358 0.051  PM 4M52W7D
27 704.0  -  711.0 0.1959 0.051  PM 8M98G7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. FCC RF Exposure Information and Statement that the SAR limit of USA (FCC) for limbs is 4.0W/kg. Device types have also been tested against this SAR limit. The evaluation distance for extremity is 0 mm. The highest reported SAR for extremity use conditions is 1.65 W/kg. This device also contains functions that are not operational in U.S. Territories. This filing is only applicable for US operations.



TCB Grant - Application cl5KL8Lh0kGuJbIeTQvE9Q==

Mail To:
TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 09/20/2023

Application Dated: 09/20/2023
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Alco Tag
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 914.5  -  921.0  


CC: This device is certified pursuant to two different Part 15 rules sections.

EAS Grant - Application cl5KL8Lh0kGuJbIeTQvE9Q==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION
COPY
Certification

Buddi Limited
Talbot House 17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
  Date of Grant: 09/20/2023

Application Dated: 09/20/2023
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Alco Tag
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 914.5  -  921.0  


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application c0+PGNQES4dtt55BPajygQ==

Mail To:
TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 11/28/2025

Application Dated: 11/28/2025
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: Digital Transmission System
Notes: Alco Tag
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2412.0  -  2462.0 0.1472  

Output power listed is conducted power. FCC RF Exposure Information and Statement thatthe SAR limit of USA (FCC) for limbs is 4.0W/kg. Device types have also been tested against this SAR limit. The evaluation distance for extremity is 0 mm. The highest reported SAR for extremity use conditions is 0.18 W/kg.

CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application 2iJZDBvdCHt2TsX1iZIbAQ==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 11/28/2025

Application Dated: 11/28/2025
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: Alco Tag
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 914.5  -  921.0  


CC: This device is certified pursuant to two different Part 15 rules sections.

TCB Grant - Application /v0yMlE5gGWb05Y/RM1oRA==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 11/28/2025

Application Dated: 11/28/2025
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: PCS Licensed Transmitter worn on body
Notes: Alco Tag
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
22H 824.2  -  848.8 1.4997 0.043  PM 248KGXW
22H 824.2  -  848.8 1.4388 0.041  PM 246KG7W
24E 1850.2  -  1909.8 1.9861 0.017  PM 249KGXW
24E 1850.2  -  1909.8 0.871 0.019  PM 252KG7W
24E 1852.4  -  1907.6 0.3631 0.019  PM 4M14F9W
22H 826.4  -  846.6 0.1656 0.044  PM 4M16F9W
24E 1860.0  -  1900.0 0.4571 0.019  PM 17M9G7D
24E 1852.5  -  1907.5 0.3076 0.019  PM 4M52W7D
22H 829.0  -  844.0 0.1858 0.046  PM 9M01G7D
22H 826.5  -  846.5 0.1406 0.046  PM 4M53W7D
27 704.0  -  711.0 0.1959 0.051  PM 8M98G7D
27 701.5  -  713.5 0.1358 0.051  PM 4M52W7D

Power output listed is ERP for frequencies below 1GHz and EIRP for frequencies above 1GHz. FCC RF Exposure lnformation and Statement that the SAR limit of USA (FCC) for limbs is 4.0W/kg. Device types have also been tested against this SAR limit. The evaluation distance for extremity is 0 mm. The highest reported SAR for extremity use conditions is 1.62 W/kg. This device also contains functions that are not operational in U.STerritories. This filing is only applicable for US operations.

TCB Grant - Application /nLBC4IAq+hurvuOIi7k4A==

TCB GRANT OF EQUIPMENT
AUTHORIZATION
TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 09/20/2023

Application Dated: 09/20/2023
Buddi Limited
Talbot House
17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: Digital Transmission System
Notes: Alco Tag
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2412.0  -  2462.0 0.1472  

Output power listed is conducted power. FCC RF Exposure Information and Statement that the SAR limit of USA (FCC) for limbs is 4.0W/kg. Device types have also been tested against this SAR limit. The evaluation distance for extremity is 0 mm. The highest reported SAR for extremity use conditions is 0.39 W/kg.

CC: This device is certified pursuant to two different Part 15 rules sections.

EAS Grant - Application /nLBC4IAq+hurvuOIi7k4A==

COPY FEDERAL COMMUNICATIONS
COMMISSION
WASHINGTON, D.C. 20554

GRANT OF EQUIPMENT
AUTHORIZATION
COPY
Certification

Buddi Limited
Talbot House 17 Chruch Street
Rickmansworth, WD3 1DE
United Kingdom
  Date of Grant: 09/20/2023

Application Dated: 09/20/2023
 
Attention: Brad Buike , Head of Product Engineering

NOT TRANSFERABLE
EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below.
 
FCC IDENTIFIER:  ZDLST8
Name of Grantee:  Buddi Limited
Equipment Class: Digital Transmission System
Notes: Alco Tag
Modular Type: Does not apply
Grant Notes  FCC Rule Parts Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
CC 15C 2412.0  -  2462.0 0.1472  

Output power listed is conducted power. FCC RF Exposure Information and Statement that the SAR limit of USA (FCC) for limbs is 4.0W/kg. Device types have also been tested against this SAR limit. The evaluation distance for extremity is 0 mm. The highest reported SAR for extremity use conditions is 0.39 W/kg.


CC: This device is certified pursuant to two different Part 15 rules sections.

Mail To: